function Addx(a,b) {
    console.log('Addx')
    return (a+b)*10;
}

function Subx(a,b) {
    console.log('Subx')
    return (a-b)*10;
}

var math ={
    Addx:function (a,b) {
        console.log('Math Class Addx')
        return (a+b)*100;
    },
    Subx:function (a,b) {
        console.log('Math Class Subx')
        return (a-b)*100;
    }
}

exports.Addx1 = Addx
exports.Subx1 = Subx

// module.exports = math